bubblegum vs rumination

bubblegum

noun
  • A sweet chewing gum formulated to be stretchy so the chewer can blow bubbles with it. 

  • A type of pop music marked by sweetness, pep and charm (rather than depth or complexity). 

  • A light pink colour, like bubblegum. 

adj
  • Sweet, perky, or youthful. 

  • Tasting like bubblegum. 

rumination

noun
  • The act of ruminating; i.e. chewing cud. 

  • Deep thought or consideration. 

  • Negative cyclic thinking; persistent and recurrent worrying or brooding. 

  • An eating disorder characterized by repetitive regurgitation of small amounts of food from the stomach. 

How often have the words bubblegum and rumination occurred in a corpus of books? (source: Google Ngram Viewer )